source: branches/samba-3.5.x/pidl/lib/Parse/Pidl/CUtil.pm

###################################################
# C utility functions for pidl
# Copyright jelmer@samba.org 2005-2007
# released under the GNU GPL
package Parse::Pidl::CUtil;

require Exporter;
@ISA = qw(Exporter);
@EXPORT = qw(get_pointer_to get_value_of get_array_element);
use vars qw($VERSION);
$VERSION = '0.01';

use strict;

sub get_pointer_to($)
{
        my $var_name = shift;
        
        if ($var_name =~ /^\*(.*)$/) {
                return $1;
        } elsif ($var_name =~ /^\&(.*)$/) {
                return "&($var_name)";
        } else {
                return "&$var_name";
        }
}

sub get_value_of($)
{
        my $var_name = shift;

        if ($var_name =~ /^\&(.*)$/) {
                return $1;
        } else {
                return "*$var_name";
        }
}

sub get_array_element($$)
{
        my ($var_name, $idx) = @_;

        if ($var_name =~ /^\*.*$/) {
                $var_name = "($var_name)";
        } elsif ($var_name =~ /^\&.*$/) {
                $var_name = "($var_name)";
        }

        return "$var_name"."[$idx]";
}

1;